document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=880161>Question 880161</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find (fog).. when f(x)=x^2+1  and  g(x)=x-4 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #531239 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=531239\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> (f o g)(x) is the same as f(g(x))\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "f(x) = x^2+1\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "f(g(x)) = (g(x))^2+1\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "f(g(x)) = (x-4)^2+1\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "f(g(x)) = x^2-8x+16+1\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "f(g(x)) = x^2-8x+17\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "(f o g)(x) = <font color=\"red\">x^2-8x+17</font> </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );